358 extra high-security mesh fence made from a type of strong welded mesh panel with a small mesh opening. It is extremely difficult to penetrate and difficult to attack using conventional hand tools. Has the features of anti-climbing and anti-cutting. The fence name 358 comes from its panel mesh opening 3" × 0.5" × 8 gauge - approximate to 76.2mm × 12.7mm × 4mm mesh opening.

The panels are made of heavy mesh with a high level of security in width 2515mm and a height of 2007mm to 3302mm. Several panels can be installed on top of each other. This may be achieved a total height of 6300mm.